package com.alex.common.tools;

import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class ImageUtils {
	public static List<String> getImgStr(String htmlStr, boolean isGetFirst) {
		String img = "";
		Pattern p_image;
		Matcher m_image;
		List<String> pics = new ArrayList<String>();

		String regEx_img = "<img.*src=(.*?)[^>]*?>"; // 图片链接地址
		p_image = Pattern.compile(regEx_img, Pattern.CASE_INSENSITIVE);
		m_image = p_image.matcher(htmlStr);
		while (m_image.find()) {
			img = img + "," + m_image.group();
			Matcher m = Pattern.compile("src=\"?(.*?)(\"|>|\\s+)").matcher(img); // 匹配src
			while (m.find()) {
				pics.add(m.group(1));
				if (isGetFirst) {
					break;
				}
			}
		}
		return pics;
	}
}
